Upper Columbia Quarry Lake Dam
Low HazardNot Available ConditionEmergency Action Plan: No
Location
| State | Illinois |
| County | Macoupin |
| Nearest City | BENLD-OFFSTREAM |
| River/Stream | TRIB BEAR CREEK |
| Coordinates | 39.11203, -89.78918 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 325 ft |
| Year Completed | 1900 (126 years old) |
Storage & Hydraulics
| NID Storage | 80 acre-ft |
| Max Storage | 80 acre-ft |
| Normal Storage | 58 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | COLUMBIA QUARRY |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Available |
| Last Inspection | 05/23/2024 |
| Emergency Action Plan | No |